Sep 21 00:25:14.535 INFO checking xi-rpc-0.2.0 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 00:25:14.535 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 00:25:14.535 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-5/master#f7f4c500b46603386e940f116b469c7adc043a6d:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 00:25:14.695 INFO blam! 0edc5f7b3d94fb849e523ccb413672173814564e5c807a69cd832a142ab8dace
Sep 21 00:25:14.697 INFO running `"docker" "start" "-a" "0edc5f7b3d94fb849e523ccb413672173814564e5c807a69cd832a142ab8dace"`
Sep 21 00:25:15.306 INFO kablam! usermod: no changes
Sep 21 00:25:15.369 INFO kablam!     Checking serde_json v0.9.10
Sep 21 00:25:17.186 INFO kablam!     Checking xi-rpc v0.2.0 (/source)
Sep 21 00:25:17.744 INFO kablam! warning: variable does not need to be mutable
Sep 21 00:25:17.744 INFO kablam!    --> src/lib.rs:326:13
Sep 21 00:25:17.744 INFO kablam!     |
Sep 21 00:25:17.744 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Sep 21 00:25:17.744 INFO kablam!     |             ----^^^^
Sep 21 00:25:17.744 INFO kablam!     |             |
Sep 21 00:25:17.744 INFO kablam!     |             help: remove this `mut`
Sep 21 00:25:17.744 INFO kablam!     |
Sep 21 00:25:17.744 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 00:25:17.744 INFO kablam! 
Sep 21 00:25:17.750 INFO kablam! warning: variable does not need to be mutable
Sep 21 00:25:17.750 INFO kablam!    --> src/lib.rs:393:9
Sep 21 00:25:17.750 INFO kablam!     |
Sep 21 00:25:17.750 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Sep 21 00:25:17.750 INFO kablam!     |         ----^^^^^^^^
Sep 21 00:25:17.750 INFO kablam!     |         |
Sep 21 00:25:17.750 INFO kablam!     |         help: remove this `mut`
Sep 21 00:25:17.750 INFO kablam! 
Sep 21 00:25:17.906 INFO kablam! warning: variable does not need to be mutable
Sep 21 00:25:17.906 INFO kablam!    --> src/lib.rs:326:13
Sep 21 00:25:17.906 INFO kablam!     |
Sep 21 00:25:17.906 INFO kablam! 326 |         let mut dict = response.as_object_mut().unwrap();
Sep 21 00:25:17.906 INFO kablam!     |             ----^^^^
Sep 21 00:25:17.906 INFO kablam!     |             |
Sep 21 00:25:17.906 INFO kablam!     |             help: remove this `mut`
Sep 21 00:25:17.906 INFO kablam!     |
Sep 21 00:25:17.906 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 00:25:17.906 INFO kablam! 
Sep 21 00:25:17.906 INFO kablam! warning: variable does not need to be mutable
Sep 21 00:25:17.906 INFO kablam!    --> src/lib.rs:393:9
Sep 21 00:25:17.906 INFO kablam!     |
Sep 21 00:25:17.906 INFO kablam! 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Sep 21 00:25:17.906 INFO kablam!     |         ----^^^^^^^^
Sep 21 00:25:17.906 INFO kablam!     |         |
Sep 21 00:25:17.906 INFO kablam!     |         help: remove this `mut`
Sep 21 00:25:17.906 INFO kablam! 
Sep 21 00:25:18.238 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.90s
Sep 21 00:25:18.242 INFO kablam! su: No module specific data is present
Sep 21 00:25:19.016 INFO running `"docker" "rm" "-f" "0edc5f7b3d94fb849e523ccb413672173814564e5c807a69cd832a142ab8dace"`
Sep 21 00:25:19.113 INFO blam! 0edc5f7b3d94fb849e523ccb413672173814564e5c807a69cd832a142ab8dace